Be Green Ink Compatible Replacement Black Toner Cartridge for Lexmark MS417dn MS517dn MS617dn MX417de MX517de MX617de - 51B1H00 Black Toner (High Yield) for use in the following Lexmark Printers: Lexmark MS417dn Lexmark MS517dn Lexmark MS617dn Lexmark MX417de Lexmark MX517de Lexmark MX617de 1. Outstanding money-back guarantee & lifetime warranty on Lexmark 51B1H00 Toner – Our Be Green Ink Brand toner cartridges are meticulously built with industry leading technology that ensures a reliable cartridge with clear and crisp prints every time. This is why we are able to offer this incredible industry leading warrantee. 2. Works In- Lexmark MS417dn, Lexmark MS517dn, Lexmark MS617dn, Lexmark MX417de, Lexmark MX517de, Lexmark MX617de 3. High Yield – Black Toner – 8,500 pages 4. What’s in The Box – (1) Lexmark 51B1H00 Black Compatible Replacement Toner Cartridges with New Next Generation Technology for Unprecedented Quality that is meticulously built to ensure a reliable cartridge with crisp clear prints every time. 5. Our Friendly Staff is Always Ready to Help You With Anything– If there is any issues whatsoever with your order, please contact Be Green Ink directly, we promise to solve your problem for you right away. Be Green Ink Compatible Replacement Black Toner Cartridge for Lexmark MS417dn MS517dn MS617dn MX417de MX517de MX617de - 51B1H00 Black Toner (High Yield) are made in an ISO 9001/14001 certified manufacturing facility and are tested to ensure print quality.